Beige plastic domed vent grill for 3" hose

Beige plastic vent is domed for a more attractive appearance and greater air flow. The beige color was produced to blend with several builders' gel coat color. Patented hose attachment system holds 3" blower hose with no clamps or fasteners! Domed grill looks great and provides 4.234 square inches of ventilation. Just cut a 3.25" hole, pull the blower hose through, thread it onto the patented clamping fingers, then snap grill in place. No fasteners or hose clamps required!